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NTK 24787 Oxygen Sensor - Downstream Front
| Brand | NTK 24787 |
|---|---|
| Position | Downstream Front |
| Wiring Harness Length | 24.5000 |
| Sensor Type | Heated |
| Universal Or Specific Fit | Specific |
| Wire Quantity | 4 |
| Thread Diameter | 18.000 |
| Mounting Type | Threaded |
| Product line | Direct Fit Oxygen Sensor |
| Fits | Toyota · 2 vehicles |
Direct-fit design. Application-specific replacement sensor for straightforward service.
Heated sensor. Supports faster exhaust feedback for stable engine management.
OE-level testing. Manufactured and tested to meet or exceed OE specifications.
Cross-references 8946508150 for the same application. See all 1.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Direct-Fit Oxygen Sensor
NTK Direct Fit Oxygen Sensor 24787 is a specific-fit, heated oxygen sensor built for direct replacement service. It is engineered for the downstream front location on select Toyota Sienna applications and uses a threaded mounting design for a precise installation.
Key Features
- Heated oxygen sensor for responsive exhaust monitoring.
- Specific-fit design for direct replacement service.
- Threaded mounting style for secure installation.
- 4-wire configuration with a 24.5-inch harness length.
- 18 mm thread diameter.
Detailed Description
NTK 24787 is part of the Direct Fit Oxygen Sensor line, a product line focused on application-specific replacement sensors with OE-style fit, form, and function. Built by NTK, a major original equipment oxygen sensor supplier, this sensor reflects the brand’s emphasis on ceramic technology, manufacturing control, and application coverage. It is a heated, threaded oxygen sensor designed for the downstream front position on 2015-2016 Toyota Sienna models. This part cross-references Mitsubishi Electric (e.g., 8946508150) for the same application.
What It Is Used For
- Replacing a worn or slow-responding oxygen sensor.
- Addressing check engine light concerns related to oxygen sensor performance.
- Restoring accurate exhaust gas feedback to the engine control system.
- Correcting drivability issues tied to faulty sensor readings.
Installation Notes and Tips
Verify the connector, harness length, thread diameter, and mounting style before installation. This sensor is a direct-fit, specific application part for 2015-2016 Toyota Sienna, downstream front. Confirm the original sensor location and compare the part number 24787 to the removed unit before installation.
Quality Assurance
NTK tests oxygen sensors during manufacturing to meet or exceed OE specifications. Part number 24787 is built to deliver OE-level fit and function for the specified application.
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2016 | Toyota | Sienna | FWD | 3.5L | V6 | Downstream Front | Downstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor |
| 2015 | Toyota | Sienna | FWD | 3.5L | V6 | Downstream Front | Downstream oxygen sensor with original equipment equivalent design; Direct Fit Oxygen Sensor |
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